---- Do you know how to prevent (预防) the H7N9 flu?---- You can ask the doctor for some ________.

The people who are more confident have more________ to make themselves successful.

The weather wasin the morning, but it rained in the aftemoon.

“What's your father's ________?”“He is a hotel manager.” 

Climbing the Great Wall might make you very tired, but it’s a meaningful _________.